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rtc: rs5c348: let the core handle invalid time 

Returning a valid time when the time is invalid is a bad practice, because
then userspace is not able to react on the information. Also, it doesn't
make sense to return epoch because it is already the default time.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Alexandre Belloni 2018-02-21 00:20:43 +01:00
parent 812318a094
commit bff11e3aa9
1 changed files with 0 additions and 5 deletions
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5
drivers/rtc/rtc-rs5c348.c
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@ -135,11 +135,6 @@ rs5c348_rtc_read_time(struct device *dev, struct rtc_time *tm)
tm->tm_year = bcd2bin(rxbuf[RS5C348_REG_YEAR]) +
((rxbuf[RS5C348_REG_MONTH] & RS5C348_BIT_Y2K) ? 100 : 0);
if (rtc_valid_tm(tm) < 0) {
dev_err(&spi->dev, "retrieved date/time is not valid.\n");
rtc_time_to_tm(0, tm);
}
return 0;
}